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Stock-Based Compensation - Stock Option Activity (Details) - $ / shares
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]    
Outstanding, beginning of year (in shares) 284,246  
Granted (in shares) 0 0
Forfeited, expired or cancelled (in shares) 0  
Exercised (in shares) 0  
Outstanding, end of year (in shares) 284,246 284,246
Exercisable, end of year (in shares) 284,246  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]    
Outstanding, beginning of year, Weighted Average Exercise Price (usd per share) $ 2.78  
Granted, Weighted Average Exercise Price (usd per share) 0.00  
Forfeited, expired or cancelled, Weighted Average Exercise Price (usd per share) 0.00  
Exercised, Weighted Average Exercise Price (usd per share) 0.00  
Outstanding, end of year, Weighted Average Exercise Price (usd per share) 2.78 $ 2.78
Exercisable, end of year, Weighted Average Exercise Price (usd per share) $ 2.78